Apple has issued the release candidate beta of watchOS 9 to Apple Watch-owning developer testers.The newest builds can be acquired by developers taking part in the beta-testing program via the Apple Developer Center, or as an over-the-air update for devices already using beta builds. The public beta release usually arrives shortly after the developer version, and will be available through the Apple Beta Software Program website.Beta eight takes over from the seventh, which arrived on August 23. The sixth was on August 15, the fifth from August 8, and the fourth appeared on July 28.Read more